430-434 V.B. Evstigneev and V.S. Chudar "The Change in the Acid-Base Equilibrium in the Medium in the Interaction of Chlorophyll and a Number of Other Pigments and Dyes with Quinone and Hydroquinone"

435-443 A.L. Mazin "A New Method of Characterizing the Primary Structure of DNA: The Use of a Polynomial for Describing the Tendencies of the Distribution of Pyrimidine Blocks of Different Lengths in DNA"